Schematic Diagram - S-Video/Video Au Boards - Sony STR-DE1075 Service Manual

5-18. SCHEMATIC DIAGRAM – S-VIDEO/VIDEO AU Boards – •
J753
MONITOR
R750
CTRL S 1k
IN
J754
TV/SAT
R751
CTRL S 1k
STATUS IN
J755 CONTROL S
I/O SWITCH
DVD/LD
R752
IC751
CTRL S 1k
NJM-2145D-
OUT
J756
VIDEO 1
R753
CTRL S 1k
R772
OUT 100
Q750,751
BUFFER
Q751
BN1A4M
R764
4.7k
Q750
BA1A4M R765
10k
C761
(CHASSIS) 2200p
R762
75
J751
Y
MONITOR
S-VIDEO
OUT
C
R763
75
C764
0.1
C758
10
R754 50V
TV/SAT Y
75
S-VIDEO
IN C
R755 C755
75 0.1
J750
C759
R756 10
DVD/LD
Y 75 50V
S-VIDEO
IN
C R757
75
C756
0.1
C754
(CHASSIS) 2200p
C762
(CHASSIS) 2200p
C767
0.1
R760
75
C752
Y
47p
S-VIDEO
OUT
C
C753 R761
47p 75
J752
VIDEO 1
C760
R758 10
Y
75 50V
S-VIDEO
IN
C
R759
75 C757
0.1
See page 42 for IC Block Diagrams.
C768
470p
C765
470p
Q752,753
BUFFER
R766
6.8k Q752
BN1A4M
Q753 R774
BN1A4M 100
C766
R767 R773
47
10k 10k
16V
C770
R770 R771
10
75
50V
C772
0.1
C SWITCH Y SWITCH
IC750 IC752
NJM-2296D- NJM-2296D-
C763 C769
0.1 0.1
CN751
19P
MBUS-STATUS-OUT
MBUS-TV
MBUS-DVD
MBUS-V1
SIRCS OUT
MONITOR-Y/OUT
MONITOR-C/OUT
MONITOR-Y/IN
MONITOR-C/IN
VIDEO3
SW4
SW3
(Page 27)
SW2
SW1
GND
GND
+5V
-5V
+5V(BACK UP)
VIDEO3
75
GND
CN753
(Page 39)
2P
(CHASSIS)
J201
6P
L
TV/SAT
AUDIO IN
R
L
DVD/LD
AUDIO IN
R
L
AUDIO OUT
D750
1SS133T
R
VIDEO 2
J202
6P
L
AUDIO IN
R
L
AUDIO OUT
R
VIDEO 1
L
AUDIO IN
R
(CHASSIS)
29 29
G1
C201 C211
2200p 2200p
R201
1k
A1
A2
R251 1k
R202 1k A3 R211
1k
A4
R252 1k
R203 2.2k
A5
A6
R253 2.2k
L
R204 1k VIDEO
A7
SELECT
IC201
R
TC9273-014
A8
R254 1k
R205 2.2k A9
A10
R255 2.2k
R206 1k A11
C212
A12 2200p
R256
1k
G2
C202
2200p
STR-DE1075
C213
100p
CN201
9P
LOUT
GND
ROUT
15V
-15V
LAT
DATA
(Page 33)
CLK
CN202
3P
L
VIDEO3
R
(Page 39)